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  <title>Determine if the AMQPConnection object is connected to the broker.</title>

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</div><hr /><div id="amqpconnection.isconnected" class="refentry">
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  <h1 class="refname">AMQPConnection::isConnected</h1>
  <p class="verinfo">(PECL amqp &gt;= Unknown)</p><p class="refpurpose"><span class="refname">AMQPConnection::isConnected</span> &mdash; <span class="dc-title">Determine if the AMQPConnection object is connected to the broker.</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-amqpconnection.isconnected-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>AMQPConnection::isConnected</strong></span>
    ( <span class="methodparam">void</span>
   )</div>

  <p class="para rdfs-comment">
   This method will check whether the connection to the AMQP broker is still valid. It does so by checking
   the return status of the last command.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-amqpconnection.isconnected-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-amqpconnection.isconnected-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns <span class="type"><span class="type true">true</span></span> if connected, <span class="type"><span class="type false">false</span></span> otherwise
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-amqpconnection.isconnected-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-4099">
    <p><strong>Example #1 <span class="methodname"><strong>AMQPConnection::isConnected()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br /></span><span style="color: #FF8000">/*&nbsp;Create&nbsp;a&nbsp;new&nbsp;connection&nbsp;*/<br /></span><span style="color: #0000BB">$conn&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">AMQPConnection</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$conn</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">connect</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/*&nbsp;Check&nbsp;that&nbsp;connection&nbsp;is&nbsp;working&nbsp;*/<br /></span><span style="color: #007700">if&nbsp;(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">isConnected</span><span style="color: #007700">())&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"Connected&nbsp;to&nbsp;the&nbsp;broker&nbsp;\o/"</span><span style="color: #007700">;<br />}<br />else&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"Cannot&nbsp;connect&nbsp;to&nbsp;the&nbsp;broker"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>
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